2021 NEJE 20W 450nm laser module head kits for DIY With TTL / PWM Modulation for laser cutting machine, laser engraving machine(The price not include shipping cost)
Amazon.com: NEJE Master 2S 20W Laser Engraver Machine App Control Wireless CNC Laser Engraving Cutter Mini Carver DIY Logo Marker Printer for Windows Mac iOS Android Wood Cutting,Large Working Area
NEJE 20W 450nm laser module head for CNC laser engraving cutting machine | eBay
1x 20w 450nm Laser Head NEJE Module Replacement for Mini Laser Engraving Machine for sale online | eBay
Amazon.com: NEJE N30820 Engraving Module,5.5W Output Power, Suitable for NEJE Master 2S, Plus & Max Engraving Machine, CNC Machine/Router/Arduino/3D Printer etc.